:root {
	--bg-a: #f4f7fb;
	--bg-b: #fff4ea;
	--bg-c: #eef9f4;
	--card: rgba(255, 255, 255, 0.92);
	--ink: #14243d;
	--ink-soft: #53657b;
	--accent: #f47c20;
	--accent-dark: #d76309;
	--mint: #1c9d78;
	--mint-dark: #117258;
	--navy: #15365f;
	--good: #21a366;
	--bad: #ef5350;
	--line: #d8e7f5;
	--gold: #ffb627;
}

* {
	box-sizing: border-box;
}

body {
	margin: 0;
	min-height: 100vh;
	font-family: "Nunito", "Segoe UI", sans-serif;
	color: var(--ink);
	background:
		radial-gradient(circle at top left, rgba(244, 124, 32, 0.1), transparent 24%),
		radial-gradient(circle at top right, rgba(28, 157, 120, 0.08), transparent 20%),
		linear-gradient(180deg, #f8fbff, #f4f7fb 42%, #fff8f1 100%);
	overflow-x: hidden;
	position: relative;
}

body::after {
	content: "";
	position: fixed;
	inset: 0;
	background-image:
		radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.45), transparent 32%),
		radial-gradient(circle at 80% 10%, rgba(255, 255, 255, 0.35), transparent 28%),
		radial-gradient(circle at 50% 80%, rgba(255, 255, 255, 0.4), transparent 30%);
	pointer-events: none;
}

.bg-shape {
	position: fixed;
	border-radius: 50%;
	opacity: 0.3;
	z-index: 0;
	filter: blur(2px);
}

.bg-shape.a {
	width: 320px;
	height: 320px;
	left: -60px;
	top: 88px;
	background: rgba(244, 124, 32, 0.15);
	animation: driftA 10s ease-in-out infinite alternate;
}

.bg-shape.b {
	width: 360px;
	height: 360px;
	right: -100px;
	top: 60px;
	background: rgba(21, 54, 95, 0.1);
	animation: driftB 12s ease-in-out infinite alternate;
}

.bg-shape.c {
	width: 280px;
	height: 280px;
	right: 22%;
	bottom: -60px;
	background: rgba(28, 157, 120, 0.12);
	animation: driftC 9s ease-in-out infinite alternate;
}

.topbar {
	position: relative;
	z-index: 3;
	background: var(--navy);
	color: #fff;
}

.topbar-inner {
	max-width: 1200px;
	margin: 0 auto;
	padding: 10px 16px;
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 12px;
	align-items: center;
}

.topbar-inner p,
.topbar-meta {
	margin: 0;
	font-size: 0.9rem;
	font-weight: 800;
}

.topbar-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
	color: rgba(255, 255, 255, 0.82);
}

.page-nav-shell {
	position: sticky;
	top: 0;
	z-index: 4;
	padding: 16px 16px 0;
}

.page-nav {
	max-width: 1200px;
	margin: 0 auto;
	padding: 14px 18px;
	border-radius: 24px;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 14px;
	background: rgba(255, 255, 255, 0.86);
	border: 1px solid rgba(255, 255, 255, 0.9);
	box-shadow: 0 16px 34px rgba(21, 54, 95, 0.08);
	backdrop-filter: blur(16px);
}

.brand-mark {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	color: var(--ink);
	text-decoration: none;
}

.brand-badge {
	width: 48px;
	height: 48px;
	border-radius: 16px;
	display: inline-grid;
	place-items: center;
	background: linear-gradient(135deg, var(--accent), #ffb26a);
	color: #fff;
	font-family: "Baloo 2", cursive;
	font-size: 1.2rem;
	font-weight: 800;
	box-shadow: 0 14px 22px rgba(244, 124, 32, 0.24);
}

.brand-mark strong,
.brand-mark small {
	display: block;
}

.brand-mark strong {
	font-size: 1.02rem;
}

.brand-mark small {
	margin-top: 2px;
	font-size: 0.8rem;
	color: var(--ink-soft);
}

.page-nav-links,
.page-nav-cta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 10px;
}

.page-nav-links a {
	padding: 10px 14px;
	border-radius: 999px;
	text-decoration: none;
	font-weight: 800;
	color: var(--navy);
	transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.page-nav-links a:hover {
	background: rgba(21, 54, 95, 0.08);
	color: var(--accent-dark);
	transform: translateY(-1px);
}

main {
	max-width: 1200px;
	margin: 0 auto;
	padding: 22px 16px 56px;
	position: relative;
	z-index: 1;
}

.site-banner {
	position: relative;
	z-index: 2;
	padding: 0;
	animation: dropIn 0.7s ease;
}

.site-banner img {
	display: block;
	width: min(100%, 1320px);
	margin: 0 auto;
	height: auto;
	filter: drop-shadow(0 14px 30px rgba(38, 74, 102, 0.18));
}

.panel {
	background: var(--card);
	border: 1px solid rgba(213, 228, 241, 0.88);
	border-radius: 30px;
	padding: clamp(16px, 3vw, 30px);
	box-shadow: 0 20px 44px rgba(22, 42, 70, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.78);
	backdrop-filter: blur(6px);
}

.panel + .panel {
	margin-top: 18px;
}

.portal-handoff {
	display: flex;
	flex-wrap: wrap;
	gap: 18px;
	justify-content: space-between;
	align-items: center;
	animation: dropIn 0.7s ease;
}

.portal-handoff p {
	margin: 6px 0 0;
	font-size: 1rem;
	font-weight: 700;
	color: var(--ink-soft);
}

.portal-handoff-tag,
.hero-badge {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 7px 14px;
	border-radius: 999px;
	background: rgba(244, 124, 32, 0.12);
	border: 1px solid rgba(244, 124, 32, 0.22);
	font-size: 0.86rem;
	font-weight: 800;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--accent-dark);
}

.button-link {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 11px 20px;
	border-radius: 999px;
	font-size: 1rem;
	font-weight: 800;
	text-decoration: none;
	color: #fff;
	background: linear-gradient(180deg, var(--accent), var(--accent-dark));
	box-shadow: 0 10px 18px rgba(217, 109, 47, 0.25);
	transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.button-link:hover,
button:hover {
	transform: translateY(-2px) scale(1.01);
	filter: brightness(1.03);
	box-shadow: 0 14px 24px rgba(217, 109, 47, 0.3);
}

.button-link.secondary,
button.secondary {
	background: linear-gradient(180deg, var(--mint), var(--mint-dark));
	box-shadow: 0 10px 18px rgba(28, 185, 153, 0.25);
}

.button-link.ghost,
button.ghost {
	background: linear-gradient(180deg, #5ca9ff, #3778d8);
	box-shadow: 0 10px 18px rgba(55, 120, 216, 0.25);
}

.hero {
	display: grid;
	grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
	align-items: center;
	gap: 26px;
	margin-bottom: 22px;
	animation: dropIn 0.7s ease;
}

.hero-logo {
	display: flex;
	align-items: center;
	justify-content: center;
	padding: 12px;
	border-radius: 34px;
	background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 251, 255, 0.93));
	box-shadow: 0 26px 44px rgba(21, 54, 95, 0.08);
	border: 1px solid rgba(220, 232, 244, 0.82);
}

.hero-logo img {
	display: block;
	width: min(100%, 290px);
	height: auto;
	animation: floatLogo 4.8s ease-in-out infinite;
	filter: drop-shadow(0 18px 24px rgba(75, 56, 17, 0.14));
}

.hero-copy {
	padding: 22px;
	border-radius: 34px;
	background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 251, 255, 0.93));
	box-shadow: 0 26px 44px rgba(21, 54, 95, 0.08);
	border: 1px solid rgba(220, 232, 244, 0.82);
	text-align: left;
}

h1 {
	margin: 14px 0 8px;
	font-family: "Baloo 2", cursive;
	font-size: clamp(2rem, 5vw, 3.4rem);
	line-height: 1.05;
	letter-spacing: 0.03em;
	color: var(--navy);
	text-shadow: none;
}

h2 {
	font-family: "Baloo 2", cursive;
	font-size: clamp(1.45rem, 3vw, 2rem);
	line-height: 1.1;
	margin: 0 0 8px;
	color: var(--navy);
}

.hero-copy p,
.info,
.quiz-meta,
.leaderboard-meta {
	margin: 0;
	font-weight: 700;
	color: var(--ink-soft);
}

.hero-copy p + p {
	margin-top: 10px;
}

.hidden {
	display: none !important;
}

label {
	display: block;
	font-size: 0.95rem;
	font-weight: 800;
	margin-bottom: 8px;
	letter-spacing: 0.01em;
}

input[type="text"],
input[type="number"] {
	width: 100%;
	border: 2px solid var(--line);
	border-radius: 14px;
	padding: 12px;
	font-size: 1.05rem;
	font-weight: 700;
	color: #21455f;
	background: #fff;
	outline: none;
	transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

input[type="text"]:focus,
input[type="number"]:focus {
	border-color: #67b5ff;
	box-shadow: 0 0 0 4px rgba(103, 181, 255, 0.2);
	transform: translateY(-1px);
}

select {
	width: 100%;
	border: 2px solid var(--line);
	border-radius: 14px;
	padding: 12px;
	font-size: 1rem;
	font-weight: 700;
	color: #21455f;
	background: #fff;
	outline: none;
	transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
	font-family: inherit;
}

select:focus {
	border-color: #67b5ff;
	box-shadow: 0 0 0 4px rgba(103, 181, 255, 0.2);
	transform: translateY(-1px);
}

button {
	border: 0;
	border-radius: 999px;
	padding: 11px 20px;
	font-size: 1rem;
	font-weight: 800;
	cursor: pointer;
	color: #fff;
	background: linear-gradient(180deg, var(--accent), var(--accent-dark));
	box-shadow: 0 10px 18px rgba(217, 109, 47, 0.25);
	transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

button:disabled {
	cursor: default;
	filter: grayscale(0.15);
	opacity: 0.75;
	box-shadow: none;
	transform: none;
}

.actions {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: 20px;
}

.error-msg {
	min-height: 22px;
	margin: 8px 0 0;
	font-size: 0.92rem;
	font-weight: 800;
	color: #b93f3c;
}

.quiz-top {
	display: grid;
	gap: 4px;
	margin-bottom: 16px;
}

.catalog-head {
	display: grid;
	gap: 6px;
	margin-bottom: 18px;
}

.catalog-filters {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 14px 16px;
	align-items: stretch;
}

.catalog-filter-field {
	min-width: 0;
	padding: 12px 14px 14px;
	border-radius: 20px;
	background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(244, 251, 255, 0.9));
	box-shadow: 0 12px 24px rgba(31, 61, 88, 0.08);
}

.catalog-filter-field.filter-accent-orange {
	border: 1px solid rgba(255, 138, 61, 0.75);
}

.catalog-filter-field.filter-accent-green {
	border: 1px solid rgba(28, 185, 153, 0.75);
}

.catalog-filter-field label {
	margin-bottom: 10px;
	color: #244b68;
}

.catalog-filter-field select {
	border: 0;
	border-radius: 14px;
	padding: 13px 14px;
	background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(239, 248, 252, 0.92));
	box-shadow: inset 0 0 0 1px rgba(125, 176, 214, 0.35);
}

.catalog-filter-field.filter-accent-orange select:focus {
	box-shadow: inset 0 0 0 1px rgba(255, 138, 61, 0.5), 0 0 0 4px rgba(255, 138, 61, 0.16);
	border-color: transparent;
	transform: translateY(-1px);
}

.catalog-filter-field.filter-accent-green select:focus {
	box-shadow: inset 0 0 0 1px rgba(28, 185, 153, 0.5), 0 0 0 4px rgba(28, 185, 153, 0.16);
	border-color: transparent;
	transform: translateY(-1px);
}

.catalog-filter-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	grid-column: 1 / -1;
	align-items: center;
}

.game-tabs {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-bottom: 18px;
}

.game-tab {
	display: inline-flex;
	flex-direction: column;
	gap: 4px;
	min-width: 220px;
	padding: 14px 16px;
	border-radius: 20px;
	text-decoration: none;
	background: #fff;
	border: 2px solid var(--line);
	box-shadow: 0 8px 14px rgba(35, 75, 104, 0.08);
	color: inherit;
	transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.game-tab:hover {
	transform: translateY(-2px);
	box-shadow: 0 14px 20px rgba(35, 75, 104, 0.12);
	border-color: #80c8ff;
}

.game-tab.current {
	background: linear-gradient(135deg, #fff8e7, #ffffff);
	border-color: rgba(255, 182, 39, 0.55);
}

.game-tab-title {
	font-size: 1rem;
	font-weight: 800;
	color: #184b6b;
}

.game-tab-meta {
	font-size: 0.86rem;
	font-weight: 800;
	color: #4d7690;
}

.game-card-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
	gap: 14px;
}

.game-card {
	display: flex;
	flex-direction: column;
	gap: 12px;
	padding: 18px;
	border-radius: 22px;
	background: #fff;
	border: 2px solid var(--line);
	box-shadow: 0 10px 18px rgba(35, 75, 104, 0.08);
}

.game-card-top {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	justify-content: space-between;
	align-items: center;
}

.game-card h3 {
	margin: 0;
	font-family: "Baloo 2", cursive;
	font-size: 1.5rem;
	color: #184b6b;
}

.game-card p {
	margin: 0;
	font-weight: 700;
	color: #365d78;
	line-height: 1.5;
}

.game-status-pill {
	display: inline-flex;
	align-items: center;
	padding: 6px 12px;
	border-radius: 999px;
	font-size: 0.8rem;
	font-weight: 800;
	background: #eef8ff;
	color: #1f5f87;
	border: 2px solid #cde9ff;
}

.questions {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
	gap: 12px;
}

.question-card {
	background: #fff;
	border: 2px solid var(--line);
	border-radius: 18px;
	padding: 14px;
	box-shadow: 0 8px 14px rgba(35, 75, 104, 0.08);
	animation: cardIn 0.45s ease both;
}

.question-card.correct {
	border-color: rgba(33, 163, 102, 0.6);
	background: #f3fff8;
}

.question-card.wrong {
	border-color: rgba(239, 83, 80, 0.6);
	background: #fff5f5;
}

.q-index {
	font-size: 0.82rem;
	font-weight: 800;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: #4d7ea1;
	margin: 0 0 6px;
}

.q-text {
	font-size: 1.22rem;
	font-weight: 800;
	margin: 0 0 10px;
	color: #163c57;
}

.feedback {
	min-height: 18px;
	margin: 8px 0 0;
	font-size: 0.87rem;
	font-weight: 800;
}

.feedback.ok {
	color: var(--good);
}

.feedback.bad {
	color: var(--bad);
}

.result {
	margin-top: 16px;
	padding: 14px;
	border-radius: 16px;
	font-size: 1rem;
	font-weight: 800;
	line-height: 1.35;
	background: #ecf9ff;
	color: #184b6b;
	border: 2px dashed #8fd5ff;
	animation: dropIn 0.45s ease;
}

.result.good {
	background: #eefff3;
	border-color: #87ddb0;
	color: #1f6f48;
}

.leaderboard-head {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 14px;
	margin-bottom: 18px;
}

.leaderboard-current {
	padding: 14px;
	border-radius: 18px;
	background: linear-gradient(135deg, rgba(255, 240, 201, 0.9), rgba(255, 255, 255, 0.95));
	border: 2px solid rgba(255, 182, 39, 0.28);
	box-shadow: 0 8px 14px rgba(60, 95, 124, 0.08);
}

.leaderboard-current p {
	margin: 0;
}

.leaderboard-current .title {
	font-size: 0.9rem;
	font-weight: 800;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: #8a6210;
}

.leaderboard-current .name {
	margin-top: 4px;
	font-size: 1.25rem;
	font-weight: 800;
	color: #184b6b;
}

.leaderboard-current .summary {
	margin-top: 8px;
	font-size: 0.96rem;
	font-weight: 700;
	line-height: 1.4;
	color: #365d78;
}

.leaderboard-list {
	display: grid;
	gap: 12px;
}

.leaderboard-card {
	display: grid;
	grid-template-columns: auto minmax(0, 1fr) auto;
	gap: 12px;
	align-items: center;
	padding: 14px;
	border-radius: 18px;
	background: #fff;
	border: 2px solid var(--line);
	box-shadow: 0 8px 14px rgba(35, 75, 104, 0.08);
	animation: cardIn 0.45s ease both;
}

.leaderboard-card.current {
	border-color: rgba(255, 182, 39, 0.55);
	background: linear-gradient(135deg, #fff8e7, #ffffff);
}

.rank-badge {
	width: 46px;
	height: 46px;
	border-radius: 50%;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-size: 1.05rem;
	font-weight: 800;
	color: #fff;
	background: linear-gradient(180deg, var(--gold), #e49600);
	box-shadow: 0 8px 14px rgba(228, 150, 0, 0.25);
}

.rank-badge.silver {
	background: linear-gradient(180deg, #98b6cf, #67839a);
	box-shadow: 0 8px 14px rgba(103, 131, 154, 0.22);
}

.rank-badge.bronze {
	background: linear-gradient(180deg, #e8a16d, #c56d35);
	box-shadow: 0 8px 14px rgba(197, 109, 53, 0.22);
}

.leaderboard-name {
	margin: 0;
	font-size: 1.1rem;
	font-weight: 800;
	color: #184b6b;
}

.leaderboard-scores {
	display: grid;
	gap: 6px;
	text-align: right;
}

.score-pill {
	padding: 7px 12px;
	border-radius: 999px;
	font-size: 0.88rem;
	font-weight: 800;
	background: #eef8ff;
	color: #1f5f87;
	border: 2px solid #cde9ff;
}

.score-pill.good {
	background: #eefff3;
	color: #1f6f48;
	border-color: #b7eccd;
}

.score-pill.warn {
	background: #fff7e8;
	color: #8a6210;
	border-color: #ffe2a0;
}

.leaderboard-empty {
	padding: 18px;
	border-radius: 18px;
	border: 2px dashed #a8d9ff;
	background: rgba(255, 255, 255, 0.72);
	font-size: 0.98rem;
	font-weight: 800;
	color: #3d6988;
	text-align: center;
}

.leaderboard-empty.error {
	border-color: rgba(239, 83, 80, 0.35);
	color: #9a4744;
	background: rgba(255, 245, 245, 0.86);
}

.site-footer {
	position: relative;
	z-index: 2;
	padding: 0 12px 18px;
}

.site-footer-art {
	display: block;
	width: min(100%, 1320px);
	margin: 0 auto;
	height: auto;
	filter: drop-shadow(0 -4px 24px rgba(38, 74, 102, 0.12));
}

.site-footer-note {
	width: min(100%, 980px);
	margin: 14px auto 0;
	padding: 0 16px;
	text-align: center;
	font-size: 0.9rem;
	font-weight: 800;
	color: #2f5f7b;
}

.confetti-layer {
	position: fixed;
	inset: 0;
	pointer-events: none;
	z-index: 5;
	overflow: hidden;
}

.confetti {
	position: absolute;
	width: 10px;
	height: 16px;
	opacity: 0;
	animation: confettiFall 1900ms linear forwards;
}

@keyframes dropIn {
	from {
		opacity: 0;
		transform: translateY(-10px) scale(0.98);
	}
	to {
		opacity: 1;
		transform: translateY(0) scale(1);
	}
}

@keyframes cardIn {
	from {
		opacity: 0;
		transform: translateY(8px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@keyframes driftA {
	from {
		transform: translateY(0) translateX(0) scale(1);
	}
	to {
		transform: translateY(22px) translateX(16px) scale(1.1);
	}
}

@keyframes driftB {
	from {
		transform: translateY(0) translateX(0) scale(1);
	}
	to {
		transform: translateY(18px) translateX(-12px) scale(1.08);
	}
}

@keyframes driftC {
	from {
		transform: translateY(0) scale(1);
	}
	to {
		transform: translateY(-14px) scale(1.1);
	}
}

@keyframes confettiFall {
	0% {
		opacity: 1;
		transform: translateY(-20px) rotate(0deg);
	}
	100% {
		opacity: 0;
		transform: translateY(115vh) rotate(720deg);
	}
}

@keyframes floatLogo {
	0% {
		transform: translateY(0) rotate(-1.5deg);
	}
	50% {
		transform: translateY(-10px) rotate(1.5deg);
	}
	100% {
		transform: translateY(0) rotate(-1.5deg);
	}
}

@media (max-width: 640px) {
	main {
		padding-top: 8px;
	}

	.panel {
		border-radius: 18px;
	}

	.actions,
	.portal-handoff,
	.catalog-filter-actions {
		flex-direction: column;
	}

	.page-nav,
	.page-nav-links,
	.page-nav-cta,
	.topbar-inner,
	.topbar-meta {
		flex-direction: column;
		align-items: stretch;
	}

	button,
	.button-link {
		width: 100%;
	}

	.leaderboard-card {
		grid-template-columns: auto minmax(0, 1fr);
	}

	.leaderboard-scores {
		grid-column: 1 / -1;
		text-align: left;
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.score-pill {
		text-align: center;
	}

	.hero {
		grid-template-columns: minmax(0, 1fr);
		gap: 14px;
	}

	.catalog-filters {
		grid-template-columns: minmax(0, 1fr);
	}

	.hero-copy {
		padding: 18px;
		text-align: center;
	}

	.hero-badge {
		justify-content: center;
	}

	.site-banner {
		padding: 0;
	}

	.site-footer {
		padding: 0 8px 14px;
	}
}